Patents by Inventor Cyril A. Rees

Cyril A. Rees has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for heat recovery from hydraulic oil
    Patent number: 4922996
    Abstract: To reduce the heat present in hot hydraulic oil, the oil is passed through a heat exchanger in heat exchange relation with water. The temperature of the water entering the exchanger is at least 28.degree. C. and the quantity of water circulated through the exchanger is such that the difference between the ingoing and outgoing temperatures of the oil at the heat exchanger is not more than 10.degree. C.
    Type: Grant
    Filed: March 8, 1988
    Date of Patent: May 8, 1990
    Inventor: Cyril A. Rees